Marty Riessen Marty Riessen (born December 4, 1941) is an American former amateur and professional tennis player active from the 1960s to the 1980s. He was ranked as high as No. 11 in the world in singles on the ATP rankings in September 1974, though was rank ...

and

Margaret Court Margaret Court (''née'' Smith; born 16 July 1942), also known as Margaret Smith Court, is an Australian former world number 1 tennis player and a Christian minister. Her 24 women's singles major titles and total of 64 major titles (includi ...

were the defending champions and successfully defended their title, defeating

Frew McMillan Frew Donald McMillan (born 20 May 1942) is a former professional tennis player from South Africa who won five grand slam doubles titles including three Wimbledons with Bob Hewitt. All together, he won 63 doubles titles, surpassed only by the Br ...

and Judy Dalton 6–4, 6–4 in the final. This was the first edition to feature a tie-break. It was used a sudden-death tie-break in all sets, winning the first to reach 5 points.

Seeds

Draw

Finals

Top half

Section 1

Section 2

Bottom half

Section 3

Section 4

References

External links

1970 US Open – Doubles draws and results
at the

International Tennis Federation The International Tennis Federation (ITF) is the governing body of world tennis, wheelchair tennis, and beach tennis. It was founded in 1913 as the International Lawn Tennis Federation by twelve national tennis associations. there are 211 nat ...

{{DEFAULTSORT:1970 US Open - Mixed Doubles

Mixed Doubles Mixed doubles or mixed pairs is a form of mixed-sex sports that consists of teams of one man and one woman. This variation of competition is prominent in curling and racket sports, such as tennis, table tennis, and badminton (where it is known ...

US Open (tennis) by year – Mixed doubles